20120110 has 8 divisors (see below), whose sum is σ = 36216216. Its totient is φ = 8048040.

The previous prime is 20120081. The next prime is 20120143. The reversal of 20120110 is 1102102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20120093 and 20120102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005996 + ... + 1006015.

It is an arithmetic number, because the mean of its divisors is an integer number (4527027).

Almost surely, 2^20120110 is an apocalyptic number.

20120110 is a deficient number, since it is larger than the sum of its proper divisors (16096106).

20120110 is a wasteful number, since it uses less digits than its factorization.

20120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012018.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 20120110 is about 4485.5445600284. The cubic root of 20120110 is about 271.9840586822.

Adding to 20120110 its reverse (1102102), we get a palindrome (21222212).

The spelling of 20120110 in words is "twenty million, one hundred twenty thousand, one hundred ten".